"""Tests for Comelit SimpleHome config flow."""
from unittest.mock import patch

from aiocomelit import CannotAuthenticate, CannotConnect
import pytest

from homeassistant.components.comelit.const import DOMAIN
from homeassistant.config_entries import SOURCE_REAUTH, SOURCE_USER
from homeassistant.const import CONF_HOST, CONF_PIN, CONF_PORT
from homeassistant.core import HomeAssistant
from homeassistant.data_entry_flow import FlowResultType

from .const import FAKE_PIN, MOCK_USER_DATA

from tests.common import MockConfigEntry


async def test_user(hass: HomeAssistant) -> None:
    """Test starting a flow by user."""
    with patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.login",
    ), patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.logout",
    ), patch(
        "homeassistant.components.comelit.async_setup_entry"
    ) as mock_setup_entry, patch(
        "requests.get",
    ) as mock_request_get:
        mock_request_get.return_value.status_code = 200

        result = await hass.config_entries.flow.async_init(
            DOMAIN, context={"source": SOURCE_USER}
        )
        assert result["type"] == FlowResultType.FORM
        assert result["step_id"] == "user"

        result = await hass.config_entries.flow.async_configure(
            result["flow_id"], user_input=MOCK_USER_DATA
        )
        assert result["type"] == FlowResultType.CREATE_ENTRY
        assert result["data"][CONF_HOST] == "fake_host"
        assert result["data"][CONF_PORT] == 80
        assert result["data"][CONF_PIN] == 1234
        assert not result["result"].unique_id
        await hass.async_block_till_done()

    assert mock_setup_entry.called


@pytest.mark.parametrize(
    ("side_effect", "error"),
    [
        (CannotConnect, "cannot_connect"),
        (CannotAuthenticate, "invalid_auth"),
        (ConnectionResetError, "unknown"),
    ],
)
async def test_exception_connection(hass: HomeAssistant, side_effect, error) -> None:
    """Test starting a flow by user with a connection error."""

    result = await hass.config_entries.flow.async_init(
        DOMAIN, context={"source": SOURCE_USER}
    )
    assert result["type"] == FlowResultType.FORM
    assert result["step_id"] == "user"

    with patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.login",
        side_effect=side_effect,
    ), patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.logout",
    ), patch(
        "homeassistant.components.comelit.async_setup_entry",
    ):
        result = await hass.config_entries.flow.async_configure(
            result["flow_id"], user_input=MOCK_USER_DATA
        )

        assert result["type"] == FlowResultType.FORM
        assert result["step_id"] == "user"
        assert result["errors"]["base"] == error


async def test_reauth_successful(hass: HomeAssistant) -> None:
    """Test starting a reauthentication flow."""

    mock_config = MockConfigEntry(domain=DOMAIN, data=MOCK_USER_DATA)
    mock_config.add_to_hass(hass)

    with patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.login",
    ), patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.logout",
    ), patch("homeassistant.components.comelit.async_setup_entry"), patch(
        "requests.get"
    ) as mock_request_get:
        mock_request_get.return_value.status_code = 200

        result = await hass.config_entries.flow.async_init(
            DOMAIN,
            context={"source": SOURCE_REAUTH, "entry_id": mock_config.entry_id},
            data=mock_config.data,
        )

        assert result["type"] == FlowResultType.FORM
        assert result["step_id"] == "reauth_confirm"

        result = await hass.config_entries.flow.async_configure(
            result["flow_id"],
            user_input={
                CONF_PIN: FAKE_PIN,
            },
        )
        await hass.async_block_till_done()

        assert result["type"] == FlowResultType.ABORT
        assert result["reason"] == "reauth_successful"


@pytest.mark.parametrize(
    ("side_effect", "error"),
    [
        (CannotConnect, "cannot_connect"),
        (CannotAuthenticate, "invalid_auth"),
        (ConnectionResetError, "unknown"),
    ],
)
async def test_reauth_not_successful(hass: HomeAssistant, side_effect, error) -> None:
    """Test starting a reauthentication flow but no connection found."""

    mock_config = MockConfigEntry(domain=DOMAIN, data=MOCK_USER_DATA)
    mock_config.add_to_hass(hass)

    with patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.login", side_effect=side_effect
    ), patch(
        "aiocomelit.api.ComeliteSerialBridgeApi.logout",
    ), patch("homeassistant.components.comelit.async_setup_entry"):
        result = await hass.config_entries.flow.async_init(
            DOMAIN,
            context={"source": SOURCE_REAUTH, "entry_id": mock_config.entry_id},
            data=mock_config.data,
        )

        assert result["type"] == FlowResultType.FORM
        assert result["step_id"] == "reauth_confirm"

        result = await hass.config_entries.flow.async_configure(
            result["flow_id"],
            user_input={
                CONF_PIN: FAKE_PIN,
            },
        )

        assert result["type"] == FlowResultType.FORM
        assert result["step_id"] == "reauth_confirm"
        assert result["errors"]["base"] == error